app.py

import gradio as gr

def process_files(files):
    contents = []
    for file in files:
        with open(file.name, 'r') as f:
            contents.append(f.read())
    return "\n\n".join(contents)

demo = gr.Interface(
    fn=process_files,
    inputs=gr.File(label="拖拽文件到这里", type="file", file_count="multiple"),
    outputs="text"
)

if __name__ == "__main__":
    demo.launch()